c# 结构体与byte互转

 /// <summary>  
        /// 由结构体转换为byte数组  
        /// </summary>  
        public static byte[] StructureToByte<T>(T structure)
        {
            int size = Marshal.SizeOf(typeof(T));
            byte[] buffer = new byte[size];
            IntPtr bufferIntPtr = Marshal.AllocHGlobal(size);
            try
            {
                Marshal.StructureToPtr(structure, bufferIntPtr, true);
                Marshal.Copy(bufferIntPtr, buffer, 0, size);
            }
            finally
            {
                Marshal.FreeHGlobal(bufferIntPtr);
            }
            return buffer;
        }

        /// <summary>  
        /// 由byte数组转换为结构体  
        /// </summary>  
        public static T ByteToStructure<T>(byte[] dataBuffer)
        {
            object structure = null;
            int size = Marshal.SizeOf(typeof(T));
            IntPtr allocIntPtr = Marshal.AllocHGlobal(size);
            try
            {
                Marshal.Copy(dataBuffer, 0, allocIntPtr, size);
                structure = Marshal.PtrToStructure(allocIntPtr, typeof(T));
            }
            finally
            {
                Marshal.FreeHGlobal(allocIntPtr);
            }
            return (T)structure;
        }
        static byte[] GetByte<T>(T obj)
        {
            MemoryStream ms = new MemoryStream();
            BinaryFormatter formatter = new BinaryFormatter();
            formatter.Serialize(ms, obj);
            byte[] result = ms.ToArray();
            ms.Close();
            ms.Dispose();
            return result;
        }